Interview Questions

1. In angular services are _______________classes .

Options:

a. component

b. Partial

c. reusable

d. none of the above

Reveal Answer

2. Advantages of using services

Options:

a. easy to unit-test

b. reusable

c. reduce programmer burden

d. all the above

Reveal Answer

3. When we are using @Injectable then what should we have to use?

Options:

a. {}

b. <>

c. []

d. ()

Reveal Answer

4. Which one is used to Import the Injectable Member

Options:

a. import { Injectable } from '@angular/core';

b. @Inject()

c. Injectable()

d. 'app/services/injectables'

Reveal Answer

5. Writing the 'ng generate service myservicename' in the command prompt then what will generate?

Options:

a. myservicename.service.js

b. inject.service.ts

c. myservicename.service.ts

d. app.component.myservicename.ts

Reveal Answer

6. Which one is correct statement for Register a Logger Service as provider in an NgModule

Options:

a. import { Logger } from './logger.service'

b. import { service }from './logger.service'

c. import { NgLoggerModule, Level } from '@nsalaun/ng-logger';

d. import { BrowserModule } from '@angular/platform-browser';

Reveal Answer

7. How many ways we have for processing asynchronous operations.

Options:

a. 3

b. 2

c. 1

d. 6

Reveal Answer

8. JSONP request is mainly used for________________________

Options:

a. Cross domain requests

b. Fetches data from server without refreshing page

c. More flexibility to our application

d. Parallel browser requests

Reveal Answer

Interview Questions and Answer

1. In angular services are _______________classes .

2. Advantages of using services

3. When we are using @Injectable then what should we have to use?

4. Which one is used to Import the Injectable Member

5. Writing the 'ng generate service myservicename' in the command prompt then what will generate?

6. Which one is correct statement for Register a Logger Service as provider in an NgModule

7. How many ways we have for processing asynchronous operations.

8. JSONP request is mainly used for________________________

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